457972010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2111

約数の個数: 64

約数和(自身を含む): 932186880

約数和(自身を除く): 474214870

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 71, 85, 95, 142, 170, 190, 323, 355, 646, 710, 1207, 1349, 1615, 1997, 2414, 2698, 3230, 3994, 6035, 6745, 9985, 12070, 13490, 19970, 22933, 33949, 37943, 45866, 67898, 75886, 114665, 141787, 169745, 189715, 229330, 283574, 339490, 379430, 645031, 708935, 1290062, 1417870, 2410379, 2693953, 3225155, 4820758, 5387906, 6450310, 12051895, 13469765, 24103790, 26939530, 45797201, 91594402, 228986005, 457972010]

約数ペア:

[(1, 457972010), (2, 228986005), (5, 91594402), (10, 45797201), (17, 26939530), (19, 24103790), (34, 13469765), (38, 12051895), (71, 6450310), (85, 5387906), (95, 4820758), (142, 3225155), (170, 2693953), (190, 2410379), (323, 1417870), (355, 1290062), (646, 708935), (710, 645031), (1207, 379430), (1349, 339490), (1615, 283574), (1997, 229330), (2414, 189715), (2698, 169745), (3230, 141787), (3994, 114665), (6035, 75886), (6745, 67898), (9985, 45866), (12070, 37943), (13490, 33949), (19970, 22933)]